ZooClientParameters is a read-only set of parameters that control
the flow of licensing inside ZooClient. Because this class flows through a number of
other classes, functions, and UI, it is read-only so that inadvertent changes are not
made to the data as it propagates from the caller.

Get platform specific services that are used internally for
general cross platform funtions in RhinoCommon. This includes
services like localization and GUI components that have concrete
implementations in the RhinoWindows or RhinoMac assemblies